Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10053631 | Method of preparing high softening point pitch and high softening point pitch prepared thereby | Sung Ho Yoon, Seong Hwa Hong | 2018-08-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10053631 | Method of preparing high softening point pitch and high softening point pitch prepared thereby | Sung Ho Yoon, Seong Hwa Hong | 2018-08-21 |